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FOC | Family List | FOC Vol. 5 | Urticaceae | Pilea

27. Pilea menghaiensis C. J. Chen, Bull. Bot. Res., Harbin. 2(3): 67. 1982.

勐海冷水花 meng hai leng shui hua

Herbs perennial, stoloniferous, dioecious. Stems simple or branched, to ca. 100 cm tall, succulent, with galls on mid portion of internodes, densely spreading villous on upper part. Stipules almost persistent, brownish, ovate-lanceolate, 7-10 mm, membranous, 2-ribbed; petiole unequal in length, 1-3 cm, densely spreading villous; leaf blade abaxially pale green, adaxially dark green, oblong-elliptic, slightly unequal in size, 4-6.5 × 2-3 cm, membranous, 3-veined, lateral veins many, abaxial surface densely villous, adaxial surface sparsely setulose, base broadly cuneate or subrounded, margin crenate-serrulate, apex acuminate, acumen serrulate. Male inflorescences solitary, a paniculate cyme, ca. 3 cm. Female inflorescence not seen. Male flowers orange, pedicellate, in bud ca. 1.2 mm; perianth lobes 4, ovate; stamens 4; rudimentary ovary small, conic. Fl. Jul.

* Shaded wet places, near streams; ca. 1800 m. S Yunnan (Menghai).

This species is distinct, but more complete material is needed to clarify its relationships.


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